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在剖腹产后的老年妇女中影响乳腺发育 II 延迟的因素:回顾性分析和预测模型开发

Lei Chen¹, Xia Yu¹, Xiangding Wang¹

¹Department of Obstetrics, Luzhou Maternal and Child Health Hospital, Luzhou, Sichuan, China.

Frontiers in medicine

|February 5, 2026

概括

乳腺发育迟缓II (DLII) 影响了36%的35岁以上的女性进行剖腹产. 一个新的模型识别了母亲年龄和BMI等风险因素,有助于早期干预母乳养成功.

科学领域:

产科和妇科产科和妇科
哺乳期生物学哺乳期生物学
孕产妇和胎儿医学孕产妇和胎儿医学

背景情况:

延迟乳腺生成II (DLII) 是一种常见的产后并发症,影响了母乳养的开始和成功.
晚年母亲的年龄和剖腹产是DLII的已知的危险因素.
识别高风险女性的预测模型很少.

研究的目的:

开发和内部验证DLII.II的临床预测模型.
在接受剖腹产的老年妇女中确定DLII的独立预测因子.
为早期风险识别和有针对性的母乳养支持提供一个工具.

主要方法:

对325名经过剖腹产分娩的35岁以上妇女进行了回顾性观察研究.
分析使用后勤回归的孕产妇,产科,外科和新生儿变量.
开发一个名图和评估模型性能 (AUC,Hosmer-Lemeshow测试).

主要成果:

有117名女性 (36.0%) 经历过DLII.
DLII的独立风险因素包括晚期母亲年龄,更高的怀孕前BMI,初级生育率和更短的妊娠年龄.
选择性剖腹产和产后早期的做法 (入室,开始母乳养,皮肤接触) 与DLII风险降低有关.
预测模型显示出优异的分辨率 (AUC=0.870) 和良好的校准.

结论:

为接受剖腹产的老年妇女建立了一个可靠和临床可解释的DLII预测模型.
该模型的高精度和内部有效性强调了母亲特征和产后早期实践的重要性.
开发的母乳图表可以作为临床风险评估和个性化母乳养支持的实际工具.

关键词:

先进的母亲年龄.母乳养哺乳期母乳养剖腹产是一个剖腹产.延迟乳糖生成II的发生哺乳期哺乳期哺乳期预测模型是一个预测模型.

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